Add autocomplete attribute to password fields

[Patta]

Add autocomplete="new-password" attribute to the femanager password fields by default. This informs the users password manager how to fill the corresponding field. In addition, the browser can now suggest a password.

https://docs.typo3.org/c/typo3/cms-core/main/en-us/Changelog/11.4/Feature-94653-AutocompleteAttributeForPasswordViewHelper.html